Solar System Design
What’s So Special about Jupiter and Saturn?
It was 1980. I was scheduled to speak in what was then an extremely violent part of Soweto, South Africa. Five burly men joined me in a car ride to the event; I sat in the middle of the back seat and … more
Spin-Orbit Misalignment of Extrasolar Planets
In 1995, astronomers detected, for the first time, planets outside the solar system .1 At the time, many researchers expressed great optimism that most, if not all, exoplanets would prove to be close … more
Earth: The Champion Dynamo
During my late teens some friends entered me in a dance endurance contest. Unbeknownst to me, they laid bets about how long I could go before my pace would slow down. Long after I’d worn out … more
Solar System May Be 2 Million Years Older Than Thought
Yahoo! News, "Solar System May Be 2 Million Years Older Than Thought," by Mike Wall, August 22, 2010 ; http://news.yahoo.com/s/space/20100822/sc_space/solarsystemmaybe2millionyearsolderthanthought more
The Best of "I Didn't Know That": Disagreement over the Big Bang, Is Jupiter too warm to be old?, Where is Heaven?
The Best of "I Didn't Know That": Disagreement over the Big Bang, Is Jupiter too warm to be old?, Where is Heaven? more
Planet Earth: The Largest Possible Habitat?
On a larger scale, another form of California dreamin’ is the desire of modern-day humans for a bigger planetary home. In fact, the latest justification for an atheistic worldview is the charge … more
Thank God for Jupiter
I spent most of my childhood in Vancouver, British Columbia. On those rare winter days when we did get snow it was wet and slushy. Consequently, getting hit by a snowball in Vancouver was a much more … more
Early Dynamical Evolution of the Solar System: Pinning Down the Initial Conditions of the ‘Nice’ Model
The Astrophysical Journal, "Early Dynamical Evolution of the Solar System: Pinning Down the Initial Conditions of the ‘Nice’ Model," by Konstantin Batygin and Michael E. Brown, June 1, 2010 ; … more
Compositions of Extrasolar Planets
When extrasolar gas giant planets were first discovered in 1995,1 many astronomers presumed these planets would prove close analogues to the gas giants in our solar system. The list of known … more
Dynamics of Hierarchical Two-Planet Systems
Currently, astronomers have identified over 40 multi-planet extrasolar planetary systems. Accurate data on the orbits of the planets in these systems permits researchers to address the following … more
A TNRTB Best of: Rare Solar System, Rare Sun
Working at Reasons To Believe provides many opportunities for us to travel around the country and the world, not only to engage skeptics in discussion about science/faith issues, but also to encourage … more
A TNRTB Best Of: Recap on the Late Heavy Bombardment.
A growing body of evidence indicates that early Earth experienced a period of cataclysmic bombardment by comets and/or asteroids. Scientists refer to this period as the Late Heavy Bombardment (LHB). … more
Strange Discovery on Titan Leads to Speculation of Alien Life
Yahoo! News, “Strange Discovery on Titan Leads to Speculation of Alien Life,” by Charles Q. Choi, June 7, 2010 ; … more
Shrinking Sun, Where Did God Come From?, Time and Space, Hawking and the Big Bang
Shrinking Sun, Where Did God Come From?, Time and Space, Hawking and the Big Bang more
Ultraviolet Habitable Zones
Two years ago, the discovery of Earth-sized planets around M-dwarf stars generated well-deserved excitement in the astronomical community. These stars comprise more than 75 percent of all … more
What Wiped Out the Dinosaurs? Part 2: The Effects
In last Monday’s article, I discussed the conclusions drawn by a panel of 41 scientists from their careful review of over twenty years’ worth of research findings concerning the cause of … more
Planet Shredded Before Our Eyes
Over the last two decades, astronomers have discovered more than 430 extrasolar planets. Although the initial expectation was that these planetary systems would resemble the solar system, the data … more
What Wiped Out the Dinosaurs? Part 1: The Cause
They claimed their detection of iridium enrichment at the Cretaceous-Paleogene (K-Pg) boundary (65.5 million years ago) implied that an asteroid, approximately 10 kilometers (6 miles) in diameter, … more
Design of Outward Migration of Gas Giant Planets
On June 5–6, 2012, a rare solar system event will occur. Venus will transit across the face of the Sun. Such a transit occurs when Venus aligns perfectly between the Sun and Earth allowing … more
Results from a Refurbished Hubble
In the last several years, the Hubble space telescope has taken deep space photographs. This involved choosing an area of the sky not obscured by bright objects like stars or nearby galaxies, and … more
